U.S. Representative Gabrielle Giffords (D-AZ), who was shot during an appearance in Tucson, Arizona is seen talking to a voter in an undated handout photo provided by her Congressional office in Washington, January 8, 2011. Giffords was shot in the head while holding a public event in Tucson, Arizona on January 8, 2011. Giffords, 40, a Democrat, is married to U.S. astronaut Mark Kelly. She took office in January 2007, emphasizing issues such as immigration reform, embryonic stem-cell research, alternative energy sources and a higher minimum wage. [Xinhua]